Rotary shackle



FIG. 1 is a front elevational view of a rotary shackle showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right elevational view thereof;

FIG. 5 is a left elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines appearing in the drawings depict areas of environment of the claimed design and do not form part of the claimed design. 

CLAIM The ornamental design for a rotary shackle, as shown and described. 